/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.sanselan;

import java.awt.color.ColorSpace;
import java.awt.color.ICC_ColorSpace;
import java.awt.color.ICC_Profile;
import java.awt.image.BufferedImage;
import java.io.IOException;

import org.apache.sanselan.icc.IccProfileInfo;
import org.apache.sanselan.icc.IccProfileParser;

public class ImageDump
{
	private String colorSpaceTypeToName(ColorSpace cs)
	{
		//		System.out.println(prefix + ": " + "type: "
		//				+ cs.getType() );
		switch (cs.getType())
		{
			case ColorSpace.TYPE_CMYK :
				return "TYPE_CMYK";
			case ColorSpace.TYPE_RGB :
				return "TYPE_RGB";

			case ColorSpace.CS_sRGB :
				return "CS_sRGB";
			case ColorSpace.CS_GRAY :
				return "CS_GRAY";
			case ColorSpace.CS_CIEXYZ :
				return "CS_CIEXYZ";
			case ColorSpace.CS_LINEAR_RGB :
				return "CS_LINEAR_RGB";
			case ColorSpace.CS_PYCC :
				return "CS_PYCC";
		}

		return "unknown";
	}

	public void dumpColorSpace(String prefix, ColorSpace cs)
			throws ImageReadException, IOException
	{
		System.out.println(prefix + ": " + "type: " + cs.getType() + " ("
				+ colorSpaceTypeToName(cs) + ")");

		if (!(cs instanceof ICC_ColorSpace))
		{
			System.out.println(prefix + ": " + "Unknown ColorSpace: "
					+ cs.getClass().getName());
			return;
		}

		ICC_ColorSpace fICC_ColorSpace = (ICC_ColorSpace) cs;
		ICC_Profile fICC_Profile = fICC_ColorSpace.getProfile();

		byte bytes[] = fICC_Profile.getData();

		IccProfileParser parser = new IccProfileParser();

		IccProfileInfo info = parser.getICCProfileInfo(bytes);
		info.dump(prefix);
	}

	public void dump(BufferedImage src) throws ImageReadException, IOException
	{
		dump("", src);
	}

	public void dump(String prefix, BufferedImage src)
			throws ImageReadException, IOException
	{
		System.out.println(prefix + ": " + "dump");
		dumpColorSpace(prefix, src.getColorModel().getColorSpace());
		dumpBIProps(prefix, src);
	}

	public void dumpBIProps(String prefix, BufferedImage src)
	{
		String keys[] = src.getPropertyNames();
		if (keys == null)
		{
			System.out.println(prefix + ": no props");
			return;
		}
		for (int i = 0; i < keys.length; i++)
		{
			String key = keys[i];
			System.out.println(prefix + ": " + key + ": "
					+ src.getProperty(key));
		}
	}

}